About: http://webisa.webdatacommons.org/405686369

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The processing is computationally expensive, employing such techniques as FFT, inverse FFT, or correlation on vast amounts of data.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com